ocfs2/xattr: assign errno to 'ret' in ocfs2_calc_xattr_init()

We need catch the errno returned by ocfs2_xattr_get_nolock() and assign
it to 'ret' for printing and noticing upper callers.

Link: http://lkml.kernel.org/r/[email protected]
Signed-off-by: Jun Piao <[email protected]>
Reviewed-by: Alex Chen <[email protected]>
Reviewed-by: Yiwen Jiang <[email protected]>
Acked-by: Gang He <[email protected]>
Acked-by: Changwei Ge <[email protected]>
Cc: Mark Fasheh <[email protected]>
Cc: Joel Becker <[email protected]>
Cc: Junxiao Bi <[email protected]>
Cc: Joseph Qi <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
Signed-off-by: Linus Torvalds <[email protected]>

Author: JunPiaoHW

fs/ocfs2/xattr.c

@@ -646,6 +646,7 @@ int ocfs2_calc_xattr_init(struct inode *dir,
 			if (S_ISDIR(mode))
 				a_size <<= 1;
 		} else if (acl_len != 0 && acl_len != -ENODATA) {
+			ret = acl_len;
 			mlog_errno(ret);
 			return ret;
 		}